| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1994 | The Servants of Twilight | Berkley Books | Novel | ||
| 1996 | Dean Koontz: Phantoms / The Servants of Twilight / The Bad Place | Berkley Books | Omnibus | ||
| 1996 | The Servants of Twilight | Berkley Books | Novel | ||
| January 2004 |
|
The Servants of Twilight | Turtleback Books | Novel | |
| August 2011 |
|
The Servants of Twilight | Berkley Books | Novel | |
| August 2011 |
|
The Servants of Twilight | Berkley Books | Novel | |
| December 2012 |
|
The Servants of Twilight | Headline | Novel | |
| August 2013 |
|
The Servants of Twilight | Brilliance Audio | Novel | |
| September 2013 |
|
The Servants of Twilight | Berkley Books | Novel | |
| December 2017 |
|
The Servants of Twilight | Headline | Novel | |
| November 2021 |
|
The Servants of Twilight | Dean Koontz | Novel |